Calcium ascorbate is a compound that is the calcium salt of the mineral ascorbate ascorbic acid. The most common use for calcium ascorbate is as a food additive. The molecular weight of calcium ascorbate is 158.17 g/mol. It has a hydrogen bond donor count of zero, a hydrogen bond acceptor count of four, and a rotatable bond count of zero. Calcium ascorbate has an exact and monoisotopic mass of 157.9892 g/mol. The heavy atom count of calcium ascorbate is nine. It also has a complexity of 25.5 and is a canonicalized compound. Calcium ascorbate has a boiling point of 1,027°F (553°C). It also has a melting point of 378°F (192°C). Calcium ascorbate is soluble in water and only slightly soluble in alcohol. It is essentially insoluble in methanol and ethanol. Calcium ascorbate is often used as a color fixative in products like dairy, prepared meat, and baby products. It is also used as an antioxidant in various foods and a source of vitamin C.
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